mirror of https://gitee.com/openkylin/linux.git
[PATCH] sched: fix signed comparisons of long long
Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -2648,9 +2648,9 @@ asmlinkage void __sched schedule(void)
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schedstat_inc(rq, sched_cnt);
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now = sched_clock();
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if (likely((long long)now - prev->timestamp < NS_MAX_SLEEP_AVG)) {
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if (likely((long long)(now - prev->timestamp) < NS_MAX_SLEEP_AVG)) {
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run_time = now - prev->timestamp;
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if (unlikely((long long)now - prev->timestamp < 0))
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if (unlikely((long long)(now - prev->timestamp) < 0))
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run_time = 0;
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} else
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run_time = NS_MAX_SLEEP_AVG;
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@ -2728,7 +2728,7 @@ asmlinkage void __sched schedule(void)
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if (!rt_task(next) && next->activated > 0) {
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unsigned long long delta = now - next->timestamp;
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if (unlikely((long long)now - next->timestamp < 0))
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if (unlikely((long long)(now - next->timestamp) < 0))
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delta = 0;
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if (next->activated == 1)
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